Home / 7,106.38-10,646.80-4,183.09

Finding the Fourth Proportional to 7,106.38, 10,646.80 and 4,183.09

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Solution

The fourth proportional to 7,106.38, 10,646.80 and 4,183.09 is: 6,267.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,106.38 : 10,646.80 = 4,183.09 : x
  2. Step 2: Convert to fraction form
    7,106.38/10,646.80 = 4,183.09/x
  3. Step 3: Cross multiply
    7,106.38x = 10,646.80 × 4,183.09
  4. Step 4: Simplify right side
    7,106.38x = 44,536,485.54
  5. Step 5: Solve for x
    x = 44,536,485.54/7,106.38
  6. Step 6: Final answer
    x = 6,267.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.